One of the famous Czech artist's lesser-known Prague installations appears to be a glowing fetus affixed to a drainpipe.

A surreal statue honoring Prague's favorite literary son.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

This artificial cave looks like something out of a fairytale.

Macabre astrological automaton clock dating to the late 1400s.

A Jenga-style cylindrical tower of books that appears to go on forever.

In addition to fine dairy products, the world's most beautiful milk shop also offers a feast for the eyes.

When the rain falls, this drain system turns into a musical instrument.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Look up from the busy streets to discover how time is kept!

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

The author of Frankenstein is buried here, along with her parents and the heart of her husband, the poet Percy Bysshe Shelley.

The world's shortest funicular ferries beachgoers a whopping 128 feet from clifftop to shore.

At the birthplace of American railroading, a world-class collection of historic trains.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

An ornate and disused early 20th-century building has been given new life as a fully operational structure, complete with offices, oyster bar, and a furniture retailer.